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Priority to ES0021234UpriorityCriticalpatent/ES21234Y/es
Publication of ES21234UpublicationCriticalpatent/ES21234U/es
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Publication of ES21234YpublicationCriticalpatent/ES21234Y/es
"APARATO A ESCUADRA PARA DETERMINAR SILUETAS" y caracterizado por constituirse con un brazo que en su extremo final lleva adaptado un cilindro portador en su interior de un muelle que presiona sobre un porta-lápiz provisto de tal o de otro elemento similar que cumpla las mismas funciones de marcar.
ES0021234U1949-10-251949-10-25Aparato a escuadra para determinar siluetas.
ExpiredES21234Y
(es)